Get your drink on, but know your driving limit, that’s what needs to be kept in mind. After a night of drinking, our confidence seems to go up and up. The more we drink the more confident we are. This does not mean we can accomplish what we want. People often kill their friends from drinking and driving. The sad part is that the driver statistically lives. It’s not a nice way to end the night.This wonderful device can tell you your blood alcohol level and is a great way to make sure your friends are ok to drive after a night of fun. It has a clear display and accurately test’s your breath in seconds. It comes with everything you need, even extra disposable mouth pieces. Pass the test that counts; The Blow Test! - Model: AD-6000NS- Color: Black- LED display- Portable and convenient to carry- Easy to use and quick response and resume- Test range: 0.000~2.00G/L- Accuracy: +/-0.01%BAC- Warm-up time: 20~30s- Response time: 5s, turn out result in 10s- Powered by 2 x AA (not included)- Comes with 6 mouthpieces and English manual